I have a similar setup and I used to have problems also until I got a
new switch box.  Has anyone already suggested this?  I got a Bitronics
switch box at buy.com and now everything works fine (I didn't have the
option of a new card).

The box I bought is at the url below:
http://www.buy.com/comp/product.asp?SKU=10007738

Kevin Weaver

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